"Benny Uncovers a Mystery" Benny and Henry are working all summer at Furman's, the biggest store in town, but they hadn't expected that solving mysteries would be part of their job When an expensive vase disappears, the salespeople receive odd notes, and the jewelry display is tampered with, it's up to Benny to uncover the truth
"The Haunted Cabin Mystery" The Aldens are going with grandfather to visit his friend, old Cap Lambert, a retired riverboat pilot who lives in a cabin in the woods. To get there, the Boxcar Children take a wonderful trip down the Mississippi in a paddlewheel boat. But when they arrive at Cap Lambert's cabin, they find some mysterious things are going on. Spooky phone calls, eerie flickering lights, strange dark figures. Is the cabin haunted?
"The Deserted Library Mystery" The Aldens are helping save an old library that's about to be torn down. If they fix it up, it might be given landmark status But after all their hard work, it's very clear someone is trying to destroy the library. But who?

"Snowbound Mystery" It's an unusual winter vacation for the Alden family when a huge snowstorm traps them in the woods Luckily, the log cabin where they're staying is cozy -- only there are strange noises in the night and a mysterious code is carved into the closet door. The rescue is a long wait for the Boxcar Children, but the cabin is full of secrets. "Tree House Mystery" The Alden children are helping their neighbors build a tree house. From the tree house, the children discover they can see into the attic of the house next door . . . and they notice a window that not even their neighbors know about Does the old house have a secret? "Bicycle Mystery" The Aldens are making the journey to their Aunt Jane's house on an overnight bicycle trip. But on their first night, when the children are caught in a rainstorm and have to take shelter in an old abandoned house, a most unusual mystery -- a lost dog -- finds them

"The Woodshed Mystery" The Alden children are staying at the New England farmhouse where their grandfather grew up. There are many stories and legends about the old farm, and there's a woodshed near the house that holds a surprising secret . . . a secret that dates all the way back to the Revolutionary War "The Lighthouse Mystery" When the Aldens take a summer trip to the New England coast, they have a fun place to stay: a lighthouse But strange things happen after it gets dark -- an unknown woman is seen walking around, and Watch, the Aldens' dog, wakes up growling late at night. Can the Boxcar Children shed light on a seaside mystery? "Mountain Top Mystery" The Aldens climb a mountain and find a mystery The hike up Old Flat Top was only supposed to take a day, but a dangerous rockslide changes everything and reveals a hidden cave that just may hold a legendary treasure

"The Animal Shelter Mystery: "When a calico cat appears at Grandfather's, the children look for the founder of the town's animal shelter.
"The Old Motel Mystery: "The Boxcar Children offer to help Aunt Jane's friend, Kay, fix up her run-down motel.
"The Mystery of the Hidden Painting: "The discovery of a painting of the children's grandmother involves the Aldens in a search for a sapphire necklace.